/// <inheritdoc/>
public override async Task <IList <string> > PublishAsync <TEvent>(IList <EventContext <TEvent> > events,
EventRegistration registration,
DateTimeOffset?scheduled = null,
CancellationToken cancellationToken = default)
{
// log warning when trying to publish scheduled message
if (scheduled != null)
{
Logger.LogWarning("Amazon Kinesis does not support delay or scheduled publish");
}
using var scope = CreateScope();
var records = new List <PutRecordsRequestEntry>();
// work on each event
foreach (var @event in events)
{
using var ms = new MemoryStream();
await SerializeAsync(body : ms,
@event : @event,
registration : registration,
scope : scope,
cancellationToken : cancellationToken);
var record = new PutRecordsRequestEntry
{
Data = ms,
PartitionKey = TransportOptions.PartitionKeyResolver(@event),
};
records.Add(record);
}
// prepare the request
var streamName = registration.EventName;
var request = new PutRecordsRequest
{
StreamName = streamName,
Records = records,
};
// send the events
Logger.LogInformation("Sending {EventsCount} messages to '{StreamName}'. Scheduled: {Scheduled}. Events:\r\n- {Ids}",
events.Count,
streamName,
scheduled,
string.Join("\r\n- ", events.Select(e => e.Id)));
var response = await kinesisClient.PutRecordsAsync(request, cancellationToken);
response.EnsureSuccess();
// Should we check for failed records and throw exception?
// return the sequence numbers
return(response.Records.Select(m => m.SequenceNumber.ToString()).ToList());
}
/// <inheritdoc/>
public override async Task <string> PublishAsync <TEvent>(EventContext <TEvent> @event,
EventRegistration registration,
DateTimeOffset?scheduled = null,
CancellationToken cancellationToken = default)
{
// log warning when trying to publish scheduled message
if (scheduled != null)
{
Logger.LogWarning("Amazon Kinesis does not support delay or scheduled publish");
}
using var scope = CreateScope();
using var ms = new MemoryStream();
await SerializeAsync(body : ms,
@event : @event,
registration : registration,
scope : scope,
cancellationToken : cancellationToken);
// prepare the record
var streamName = registration.EventName;
var request = new PutRecordRequest
{
Data = ms,
PartitionKey = TransportOptions.PartitionKeyResolver(@event),
StreamName = streamName,
};
// send the event
Logger.LogInformation("Sending {Id} to '{StreamName}'. Scheduled: {Scheduled}", @event.Id, streamName, scheduled);
var response = await kinesisClient.PutRecordAsync(request, cancellationToken);
response.EnsureSuccess();
// return the sequence number
return(scheduled != null ? response.SequenceNumber : null);
}